19775070

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10463}}^1$

素因数の和:10486

約数の個数: 64

約数和(自身を含む): 60272640

約数和(自身を除く): 40497570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10463, 20926, 31389, 52315, 62778, 73241, 94167, 104630, 146482, 156945, 188334, 219723, 282501, 313890, 366205, 439446, 470835, 565002, 659169, 732410, 941670, 1098615, 1318338, 1412505, 1977507, 2197230, 2825010, 3295845, 3955014, 6591690, 9887535, 19775070]

約数ペア:

[(1, 19775070), (2, 9887535), (3, 6591690), (5, 3955014), (6, 3295845), (7, 2825010), (9, 2197230), (10, 1977507), (14, 1412505), (15, 1318338), (18, 1098615), (21, 941670), (27, 732410), (30, 659169), (35, 565002), (42, 470835), (45, 439446), (54, 366205), (63, 313890), (70, 282501), (90, 219723), (105, 188334), (126, 156945), (135, 146482), (189, 104630), (210, 94167), (270, 73241), (315, 62778), (378, 52315), (630, 31389), (945, 20926), (1890, 10463)]